PATHOLOGY

Detailed explanation-1: -Therefore, the hormone responsible for developing the immune system in the human body is thymosin.

Detailed explanation-2: -Hormones are chemicals that coordinate different functions in your body by carrying messages through your blood to your organs, skin, muscles and other tissues. These signals tell your body what to do and when to do it. Hormones are essential for life and your health.

Detailed explanation-3: -Generally, steroid hormones are implicated in the immune response, with estrogens as enhancers at least of the humoral immunity and androgens and progesterone (and glucocorticoids) as natural immunosuppressors.